Ethylene glycol is used as a protecting group for carbonyl groups in organic synthesis. Treating a ketone or aldehyde with ethylene glycol in the presence of an acid catalyst (e.g., p-toluenesulfonic acid; BF3â¢Et2O) gives the corresponding a 1,3-dioxolane, which is resistant to bases and other nucleophiles.
Charles Street and Beacon Hill in Historic Boston, Massachusetts. Shops on Charles Street are an eclectic mix of boutiques, galleries, jewelry stores and home accessory shops with plenty of nearby restaurants, inns and historic sites.
ST CHARLES HOTEL, HOTEL IN HUDSON, NY. Visit 150 years of charm and history at the newly renovated St. Charles Hotel, Hotel in Hudson, NY where unsurpassed value and first-class amenities are combined with old-world elegance and friendly service.